equal and opposite energy quick check
A researcher can determine that an exothermic reaction has occurred in a flask if(1 point)
minimal particle movement is visible.
minimal particle movement is visible.
the flask feels cool.
the flask feels cool.
the flask feels warm.
the flask feels warm.
lots of particle movement is visible.
In a certain reaction, molecules are moving faster and colliding more often as reactants turn into products. Which action is happening?(1 point)
Heat is being passed; the reaction is endothermic.
Heat is being passed; the reaction is endothermic.
Heat is being absorbed; the reaction is endothermic.
Heat is being absorbed; the reaction is endothermic.
Heat is being absorbed; the reaction is exothermic.
Heat is being absorbed; the reaction is exothermic.
Heat is being passed; the reaction is exothermic.
Heat is being passed; the reaction is exothermic.
Which tool would a scientist use to measure reaction energy?(1 point)
reaction vessel
reaction vessel
bond energy meter
bond energy meter
vacuum flask
vacuum flask
calorimeter
calorimeter
Which phrase describes chemical potential energy?(1 point)
the amount of energy absorbed by products
the amount of energy absorbed by products
the amount of energy absorbed by reactants
the amount of energy absorbed by reactants
the amount of energy stored in bonds
the amount of energy stored in bonds
the amount of energy needed to break a bond
the amount of energy needed to break a bond
Into which type of reaction would a scientist have to infuse a lot of energy in order to cause the reaction to occur?(1 point)
highly endothermic
highly endothermic
highly exothermic
highly exothermic
slightly exothermic
slightly exothermic
slightly endothermic
slightly endothermic
PLease Help me
im failing this classs
10 answers
1. the flask feels warm.
2.Heat is being passed; the reaction is exothermic.
3.calorimeter
4.the amount of energy stored in bonds
5.highly endothermic
y'all I tried so hard yayyyyy